All ULTRAMAX TT series "Liquifix" batteries use AGM technology which consists of an Absorbent Glass-fibre Matting between the lead plates inside the battery. Replaces the following Part Numbers: YTX7A-BS, CTX7A-BS, GTX7A-BS, FTX7A-BS, ATX7A-BS, 6E7A, ETX7A-BS, 12N7E-B, MFA12V7AH.
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